X-Git-Url: https://bilbo.iut-bm.univ-fcomte.fr/and/gitweb/Cipher_code.git/blobdiff_plain/a85d220dc28f5751320089246cc879fbf88686ef..fd03c6c18761aedcf1616b4dadc316fbb07ebde3:/OneRoundIoT/OneRound/one_round_hash_new3.cpp

diff --git a/OneRoundIoT/OneRound/one_round_hash_new3.cpp b/OneRoundIoT/OneRound/one_round_hash_new3.cpp
index b14d819..5e9bf8a 100644
--- a/OneRoundIoT/OneRound/one_round_hash_new3.cpp
+++ b/OneRoundIoT/OneRound/one_round_hash_new3.cpp
@@ -1,7 +1,7 @@
 //gcc pixmap_io.c  -c 
 //g++ -O3 one_round_hash_new.cpp pixmap_io.o  -o one_round_hash_new -std=c++11   
 
-//
+//comparison with cmac 
 
 
 #include <iostream>
@@ -126,7 +126,7 @@ void prga(uchar *sc, int ldata, uchar *r) {
   uchar j0=0;
 
   for (int it=0; it<ldata; it++) {
-    i0 = ((i0+1)&0xFE); //%255);
+    i0 = ((i0+1)%255);
     j0 = (j0 + sc[i0])&0xFF;
     uchar tmp = sc[i0];
     sc[i0] = sc[j0];
@@ -163,30 +163,14 @@ void hash_DSD_BIN(uchar* seq_in, uchar* RM1,int len, int *Pbox,int *PboxRM, ucha
 
     // Mix with dynamic RM
 
-    /*
+    
      for(int a=0;a<h;a+=4) {
       RM1[a]=Sbox1[RM1[a]^seq_in[ind1+a]]^seq_in[ind2+a];
       RM1[a+1]=Sbox1[RM1[a+1]^seq_in[ind1+a+1]]^seq_in[ind2+a+1];
       RM1[a+2]=Sbox1[RM1[a+2]^seq_in[ind1+a+2]]^seq_in[ind2+a+2];
       RM1[a+3]=Sbox1[RM1[a+3]^seq_in[ind1+a+3]]^seq_in[ind2+a+3];
     }
-    */
     
-    for(int a=0;a<h;a+=4) {
-      RM1[a]=RM1[a]^seq_in[ind1+a];
-      RM1[a+1]=RM1[a+1]^seq_in[ind1+a+1];
-      RM1[a+2]=RM1[a+2]^seq_in[ind1+a+2];
-      RM1[a+3]=RM1[a+3]^seq_in[ind1+a+3];
-    }
-
-  for(int a=0;a<h;a+=4) {
-      RM1[a]=Sbox1[RM1[a]]^seq_in[ind2+a];
-      RM1[a+1]=Sbox1[RM1[a+1]]^seq_in[ind2+a+1];
-      RM1[a+2]=Sbox1[RM1[a+2]]^seq_in[ind2+a+2];
-      RM1[a+3]=Sbox1[RM1[a+3]]^seq_in[ind2+a+3];
-    }
-
-
     
 
      for(int a=0;a<h;a+=4) {
@@ -234,9 +218,9 @@ int main(int argc, char** argv) {
   }
 
 
-  cout<<size_buf<<endl;
-  int seed=time(NULL);
-  cout<<seed<<endl;
+  //  cout<<size_buf<<endl;
+  int seed=12;//time(NULL);
+  // cout<<seed<<endl;
   srand48(seed);
 
   uchar Secretkey[key_size];
@@ -297,7 +281,7 @@ int main(int argc, char** argv) {
     }
   }
 
-  printf("seq 4 %d\n",seq[4]);
+  //printf("seq 4 %d\n",seq[4]);
   if(change==1) {
     
     seq[4]++;
@@ -307,7 +291,7 @@ int main(int argc, char** argv) {
     seq[9]++;
   }
 
-  printf("seq 4 %d\n",seq[4]);
+  //  printf("seq 4 %d\n",seq[4]);
 
   
   
@@ -315,7 +299,7 @@ int main(int argc, char** argv) {
   int total_len=imsize;
   int rp=1;
   int len= total_len/h;
-  cout<<len<<endl;
+  //cout<<len<<endl;
 
   
   uchar *mix=new uchar[256];
@@ -367,7 +351,7 @@ rc4keyperm(&DK[32], len, rp, Pbox, 16);
 
   
   time+=TimeStop(t);
-  cout<<"Time initializaton "<<time<<endl;
+  //  cout<<"Time initializaton "<<time<<endl;
 
 
 
@@ -383,7 +367,7 @@ rc4keyperm(&DK[32], len, rp, Pbox, 16);
     RM2[i]=RM1[i];
   }
 
-  cout<<"imsize "<<imsize<<endl;
+  //  cout<<"imsize "<<imsize<<endl;
   
 /*  for(int i=0;i<imsize;i++){
     cout<<(int)seq[i]<<" ";
@@ -402,13 +386,13 @@ rc4keyperm(&DK[32], len, rp, Pbox, 16);
   
   
   time+=TimeStop(t);
-  cout<<"Hash Time  "<<time<<endl;
+  //  cout<<"Hash Time  "<<time<<endl;
   cout<<(double)imsize*nb_test/time<<"\t";
 
-  for(int i=0;i<h;i++){
+  /*  for(int i=0;i<h;i++){
     cout<<(int)RM1[i]<<" ";
-  }
-  cout<<endl;
+    }*/
+  //  cout<<endl;